package com.yupi.project.service;

import com.yupi.project.model.entity.Book;
import com.baomidou.mybatisplus.extension.service.IService;

/**
* @author Dell
* @description 针对表【book(预订记录)】的数据库操作Service
* @createDate 2025-07-01 10:00:08
*/
public interface BookService extends IService<Book> {

    boolean monthlyTimes(Long visitorId);

    int yearlyTimes(Long visitorId);

    int getActivity(Long visitorId);
}
